{"id":"https://openalex.org/W3118519947","doi":"https://doi.org/10.3390/s21020427","title":"Using Accelerometer Data to Tune the Parameters of an Extended Kalman Filter for Optical Motion Capture: Preliminary Application to Gait Analysis","display_name":"Using Accelerometer Data to Tune the Parameters of an Extended Kalman Filter for Optical Motion Capture: Preliminary Application to Gait Analysis","publication_year":2021,"publication_date":"2021-01-09","ids":{"openalex":"https://openalex.org/W3118519947","doi":"https://doi.org/10.3390/s21020427","mag":"3118519947","pmid":"https://pubmed.ncbi.nlm.nih.gov/33435369"},"language":"en","primary_location":{"id":"doi:10.3390/s21020427","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21020427","pdf_url":"https://www.mdpi.com/1424-8220/21/2/427/pdf?version=1610697675","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/21/2/427/pdf?version=1610697675","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5013042062","display_name":"Javier Cuadrado","orcid":"https://orcid.org/0000-0001-8604-6816"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Javier Cuadrado","raw_affiliation_strings":["Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain"],"raw_orcid":"https://orcid.org/0000-0001-8604-6816","affiliations":[{"raw_affiliation_string":"Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain","institution_ids":["https://openalex.org/I11019714"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059226915","display_name":"Florian Michaud","orcid":"https://orcid.org/0000-0003-2415-4007"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Florian Michaud","raw_affiliation_strings":["Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain"],"raw_orcid":"https://orcid.org/0000-0003-2415-4007","affiliations":[{"raw_affiliation_string":"Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain","institution_ids":["https://openalex.org/I11019714"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031802328","display_name":"Urbano Lugr\u00eds","orcid":"https://orcid.org/0000-0002-3537-9597"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Urbano Lugr\u00eds","raw_affiliation_strings":["Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain"],"raw_orcid":"https://orcid.org/0000-0002-3537-9597","affiliations":[{"raw_affiliation_string":"Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain","institution_ids":["https://openalex.org/I11019714"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070499285","display_name":"Manuel P\u00e9rez\u2013Soto","orcid":"https://orcid.org/0000-0001-6392-5543"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Manuel P\u00e9rez Soto","raw_affiliation_strings":["Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Mechanical Engineering, University of La Coru\u00f1a, 15403 Ferrol, Spain","institution_ids":["https://openalex.org/I11019714"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5031802328"],"corresponding_institution_ids":["https://openalex.org/I11019714"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":2.2068,"has_fulltext":true,"cited_by_count":32,"citation_normalized_percentile":{"value":0.87034185,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"21","issue":"2","first_page":"427","last_page":"427"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11325","display_name":"Inertial Sensor and Navigation","score":0.9882000088691711,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.9879999756813049,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.7370225191116333},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.6782045364379883},{"id":"https://openalex.org/keywords/extended-kalman-filter","display_name":"Extended Kalman filter","score":0.677096962928772},{"id":"https://openalex.org/keywords/inertial-measurement-unit","display_name":"Inertial measurement unit","score":0.6264313459396362},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6087280511856079},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5827433466911316},{"id":"https://openalex.org/keywords/motion-capture","display_name":"Motion capture","score":0.5665422677993774},{"id":"https://openalex.org/keywords/inertial-frame-of-reference","display_name":"Inertial frame of reference","score":0.5472341775894165},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5446060299873352},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5184202194213867},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.5054123401641846},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.48525309562683105},{"id":"https://openalex.org/keywords/gait","display_name":"Gait","score":0.4517934322357178},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.4366835057735443},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10858029127120972}],"concepts":[{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.7370225191116333},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.6782045364379883},{"id":"https://openalex.org/C206833254","wikidata":"https://www.wikidata.org/wiki/Q5421817","display_name":"Extended Kalman filter","level":3,"score":0.677096962928772},{"id":"https://openalex.org/C79061980","wikidata":"https://www.wikidata.org/wiki/Q941680","display_name":"Inertial measurement unit","level":2,"score":0.6264313459396362},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6087280511856079},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5827433466911316},{"id":"https://openalex.org/C48007421","wikidata":"https://www.wikidata.org/wiki/Q676252","display_name":"Motion capture","level":3,"score":0.5665422677993774},{"id":"https://openalex.org/C173386949","wikidata":"https://www.wikidata.org/wiki/Q192735","display_name":"Inertial frame of reference","level":2,"score":0.5472341775894165},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5446060299873352},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5184202194213867},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.5054123401641846},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.48525309562683105},{"id":"https://openalex.org/C151800584","wikidata":"https://www.wikidata.org/wiki/Q2370000","display_name":"Gait","level":2,"score":0.4517934322357178},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.4366835057735443},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10858029127120972},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C42407357","wikidata":"https://www.wikidata.org/wiki/Q521","display_name":"Physiology","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000054","descriptor_name":"Acceleration","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000054","descriptor_name":"Acceleration","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000054","descriptor_name":"Acceleration","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000077107","descriptor_name":"Gait Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000077107","descriptor_name":"Gait Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000077107","descriptor_name":"Gait Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D005684","descriptor_name":"Gait","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005684","descriptor_name":"Gait","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005684","descriptor_name":"Gait","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009038","descriptor_name":"Motion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009038","descriptor_name":"Motion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009038","descriptor_name":"Motion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D061725","descriptor_name":"Accelerometry","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D061725","descriptor_name":"Accelerometry","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D061725","descriptor_name":"Accelerometry","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":7,"locations":[{"id":"doi:10.3390/s21020427","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21020427","pdf_url":"https://www.mdpi.com/1424-8220/21/2/427/pdf?version=1610697675","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:33435369","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33435369","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:dnet:ruc_________::9d8112167ca3a5ebcf756f8c4fc26232","is_oa":true,"landing_page_url":"http://hdl.handle.net/2183/27353","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:17a9ee8046e74613913afe0088f1e089","is_oa":true,"landing_page_url":"https://doaj.org/article/17a9ee8046e74613913afe0088f1e089","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 21, Iss 2, p 427 (2021)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:6733563","is_oa":true,"landing_page_url":"http://europepmc.org/pmc/articles/PMC7827523","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/21/2/427/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s21020427","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 21; Issue 2; Pages: 427","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:7827523","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7827523","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s21020427","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21020427","pdf_url":"https://www.mdpi.com/1424-8220/21/2/427/pdf?version=1610697675","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.44999998807907104,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1085680505","display_name":null,"funder_award_id":"PGC2018-095145-B-I00","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G5135256559","display_name":null,"funder_award_id":"ED431C2019/29","funder_id":"https://openalex.org/F4320326655","funder_display_name":"Xunta de Galicia"},{"id":"https://openalex.org/G8428655313","display_name":null,"funder_award_id":"BES-2016-076901","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"}],"funders":[{"id":"https://openalex.org/F4320315062","display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades","ror":null},{"id":"https://openalex.org/F4320326655","display_name":"Xunta de Galicia","ror":"https://ror.org/0181xnw06"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3118519947.pdf","grobid_xml":"https://content.openalex.org/works/W3118519947.grobid-xml"},"referenced_works_count":47,"referenced_works":["https://openalex.org/W1531532259","https://openalex.org/W1645532901","https://openalex.org/W1964283422","https://openalex.org/W1975995517","https://openalex.org/W1995294349","https://openalex.org/W2013742860","https://openalex.org/W2043366452","https://openalex.org/W2054234431","https://openalex.org/W2090886456","https://openalex.org/W2103639242","https://openalex.org/W2103924451","https://openalex.org/W2105934661","https://openalex.org/W2115073805","https://openalex.org/W2119825442","https://openalex.org/W2130281033","https://openalex.org/W2138922241","https://openalex.org/W2142565027","https://openalex.org/W2153542846","https://openalex.org/W2154491567","https://openalex.org/W2159816623","https://openalex.org/W2160146756","https://openalex.org/W2161045589","https://openalex.org/W2161872204","https://openalex.org/W2166054520","https://openalex.org/W2171731706","https://openalex.org/W2235419731","https://openalex.org/W2399368798","https://openalex.org/W2460830751","https://openalex.org/W2480859604","https://openalex.org/W2614348207","https://openalex.org/W2811107675","https://openalex.org/W2906439124","https://openalex.org/W2935004960","https://openalex.org/W2947894504","https://openalex.org/W2952647547","https://openalex.org/W2973616237","https://openalex.org/W2978159033","https://openalex.org/W2994818333","https://openalex.org/W3001585362","https://openalex.org/W3015749873","https://openalex.org/W3016748229","https://openalex.org/W3034484002","https://openalex.org/W3037221191","https://openalex.org/W3105464201","https://openalex.org/W3122591412","https://openalex.org/W4211003818","https://openalex.org/W4299869464"],"related_works":["https://openalex.org/W2765080098","https://openalex.org/W2385749422","https://openalex.org/W2355290145","https://openalex.org/W1973973903","https://openalex.org/W2992410632","https://openalex.org/W2025756212","https://openalex.org/W1964130324","https://openalex.org/W4313244723","https://openalex.org/W2382856674","https://openalex.org/W3135709989"],"abstract_inverted_index":{"Optical":[0],"motion":[1,11,140,176],"capture":[2,141],"is":[3,76,98,108,125],"currently":[4],"the":[5,25,39,53,56,68,71,118,138,152,159,165,180,193,196],"most":[6],"popular":[7],"method":[8,172],"for":[9,173,192],"acquiring":[10],"data":[12],"in":[13,47,49,94,137,145],"biomechanical":[14],"applications.":[15],"However,":[16],"it":[17],"presents":[18],"a":[19,95,122,168],"number":[20],"of":[21,70,74,121,182,195],"problems":[22],"that":[23,87,164,179],"make":[24],"process":[26,142],"difficult":[27],"and":[28,34,67,91,130,155,170,178],"inefficient,":[29],"such":[30],"as":[31],"marker":[32,89],"occlusions":[33,90],"unwanted":[35],"reflections.":[36],"In":[37,79],"addition,":[38],"obtained":[40,153],"trajectories":[41,57],"must":[42],"be":[43,64,189],"numerically":[44],"differentiated":[45],"twice":[46],"time":[48],"order":[50,146],"to":[51,63,111,147],"get":[52],"accelerations.":[54],"Since":[55],"are":[58,143],"normally":[59],"noisy,":[60],"they":[61],"need":[62],"filtered":[65],"first,":[66],"selection":[69],"optimal":[72],"amount":[73],"filtering":[75,134],"not":[77],"trivial.":[78],"this":[80],"work,":[81],"an":[82],"extended":[83],"Kalman":[84],"filter":[85],"(EKF)":[86],"manages":[88],"undesired":[92],"reflections":[93],"robust":[96,169],"way":[97],"presented.":[99],"A":[100],"preliminary":[101],"test":[102],"with":[103],"inertial":[104,186],"measurement":[105],"units":[106],"(IMUs)":[107],"carried":[109],"out":[110],"determine":[112],"their":[113],"local":[114],"reference":[115],"frames.":[116],"Then,":[117],"gait":[119],"analysis":[120],"healthy":[123],"subject":[124],"performed":[126],"using":[127],"optical":[128,139,174],"markers":[129],"IMUs":[131],"simultaneously.":[132],"The":[133,161],"parameters":[135],"used":[136],"tuned":[144],"achieve":[148],"good":[149],"correlation":[150],"between":[151],"accelerations":[154,183],"those":[156],"measured":[157,184],"by":[158,185],"IMUs.":[160],"results":[162],"show":[163],"EKF":[166],"provides":[167],"efficient":[171],"system-based":[175],"analysis,":[177],"availability":[181],"sensors":[187],"can":[188],"very":[190],"helpful":[191],"adjustment":[194],"filters.":[197]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":6}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
